The perturbation diffusion calculation method is used to establish the Green's function library for Core wise Green's function method (CGFM).
提出了利用微扰正向扩散计算方法的思想,建立了全堆芯格林函数方法(CGFM)中的格林函数库。
The calculation of chloride diffusion coefficient in prestressed concrete structures eroded by chloride ion is discussed.
针对氯盐侵蚀的预应力混凝土结构,讨论了氯离子扩散系数的计算。
This paper mainly introduces structure and prinicipe of mouth bulging die for diffusion tube, calculation method of blank size and forming force, design technology of main work parts.
主要介绍扩散管胀口模具的结构与工作原理、毛坯尺寸及胀口力计算方法和主要工作部件的设计技术。
The calculation accuracy of diffusion speed in whole-space electromagnetic field affects directly the interpretative precision of TEM survey in underground coal mines.
全空间电磁场扩散速度计算的准确性,直接影响矿井瞬变电磁法探测结果的精度。
The research on diffusion loss of axial-flow fan's diffuser is carried out using theory calculation method and FLUENT software.
利用理论计算方法以及FLUENT软件对轴流通风机扩散筒的扩散损失进行了研究。
In the process of hydrodynamic calculation, ocean current and monsoon have been added to the model, and the diffusion law of cooling water under the condition has been studied.
在水动力计算过程中考虑了洋流和季风等长周期动力因素,研究了温排水在这种长周期动力条件下的扩散规律。
In addition, unlike that in the forward calculation, the diffusion term in the backward calculation is prone to accumulate errors, thus renders the whole scheme unstable.
此外与顺时计算不同,扩散项在反向计算时更容易积累误差,从而使计算格式趋于不稳。
This paper discusses the working mechanism and thermal calculation of the diffusion absorption refrigeration system.
本文对扩散——吸收式制冷系统的工作机理及热力计算进行了探讨。
Based on the density functional theory, the first principles calculation was performed to investigate the bulk, surface copper and the diffusion in the copper thin film.
本文应用基于密度泛函理论的第一性原理赝势法,较系统地研究了铜体相和表面相,以及锂离子在铜薄膜中的扩散行为。
The system also has various data bases, the scheme for investigating and prosecuting accidents, and calculation model for monitoring gas leakage and diffusion.
系统还具有各种数据库、事故处理方案、监测气体泄漏扩散计算模型等重要功能。
With a fixed camera parameters and through thermal diffusion theory this paper proposed a method that greatly facilitates the depth calculation process and simplifies the division of diffusion region.
文中提出的固定相机内参数并结合热扩散的方法大大方便了深度计算的过程,并且有效简化了扩散区域的划分。
A calculation method of the diffusion coefficients of solute atom-vacancy complexes was developed.
提出一种计算溶质原子-空位复合体扩散系数的方法。
By comparison with the experimental results, a primary numerical calculation was carried out, for which gas diffusion moves around a building when poisonous gas leakage occurred.
在与实验结果对比的基础上,对某建筑小区环境下有害气体连续泄出的扩散迁移过程进行了初步数值计算。
In this paper, the diffusion model and the theoretic calculation method of welding dust are given by gradient transportation theory and box model for outdoor atmospheric pollutants.
这里利用成熟的室外大气污染物扩散理论- 梯度输送理论和箱模式理论,提出焊接烟尘在室内的扩散模式和浓度分布的理论计算方法。
Comparison of the calculation results shows that it is more rational using the mixing zone depth to control the cooling water diffusion for deeper water.
在对计算结果比较后认为,当水深较大时,采用掺混层的厚度控制温排水扩散更为合理。
In this article the analytical calculation has been made for the evaporator heat transfer in absorption-diffusion refrigeration system with the annular two-phase two-component heat transfer model.
本文采用双组分环状二相流模型对吸收-扩散式制冷系统蒸发器的传热进行了分析计算。
A great improvement was made on calculation of the activation barriers for the surface atoms diffusion.
在合理选择原子间相互作用势计算方法的基础上,改进了原子迁移激活能的计算方法。
The traditional models for calculating the diffusion coefficients are inconvenient and with much error. In this paper, a new model is set up, which makes the calculation of thed…
但传统的计算氯离子扩散系数的方法比较繁琐而且误差较大,本文将传统的计算模型进行了转化,给出一种简单且更加合理的计算方法。
After the calculation of heat flux, the diffusion from cooling water was simulated by a numerical model-ECOMSED. Results from the model and observation were compared and analysed.
利用计算出的热通量数值,用三维数值模式ecomsed对象山港海域的温排水扩散进行数值模拟,并将计算的结果与实测结果进行比较分析。
The application of RAGA to determine the transverse diffusion coefficient of river shows that RAGA is both simple and general, its calculation accuracy is high.
通过确定河流横向扩菜例计算,说明了RAGA的具体应用。结果表明,RAGA操作简便,通用,计算精度高。
The application of RAGA to determine the transverse diffusion coefficient of river shows that RAGA is both simple and general, its calculation accuracy is high.
通过确定河流横向扩菜例计算,说明了RAGA的具体应用。结果表明,RAGA操作简便,通用,计算精度高。
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